81131504

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:597

約数の個数: 40

約数和(自身を含む): 160406400

約数和(自身を除く): 79274896

約数列:

[1, 2, 4, 8, 16, 83, 166, 199, 307, 332, 398, 614, 664, 796, 1228, 1328, 1592, 2456, 3184, 4912, 16517, 25481, 33034, 50962, 61093, 66068, 101924, 122186, 132136, 203848, 244372, 264272, 407696, 488744, 977488, 5070719, 10141438, 20282876, 40565752, 81131504]

約数ペア:

[(1, 81131504), (2, 40565752), (4, 20282876), (8, 10141438), (16, 5070719), (83, 977488), (166, 488744), (199, 407696), (307, 264272), (332, 244372), (398, 203848), (614, 132136), (664, 122186), (796, 101924), (1228, 66068), (1328, 61093), (1592, 50962), (2456, 33034), (3184, 25481), (4912, 16517)]